function rebuildMenu(content)
{
	if (content)
	{		
		$('msm').length = 1;
		
		if (content.indexOf(",") != -1)
		{
			arr_content = new Array();
			arr_content = content.split(",");
						
			for (i=0; i<arr_content.length; i++)
			{
				tmp = new Array();
				tmp = arr_content[i].split("|");
			
				_option = new Option(tmp[0],tmp[1], false, false);
				$('msm')[$('msm').length] = _option;
				$('msm').value = "";
			}
		}
		else
		{
			tmp = new Array();
			tmp = content.split("|");
		
			_option = new Option(tmp[0],tmp[1], false, true);
			$('msm')[$('msm').length] = _option;
			$('msm').value = "";
		}
	}
}

function getModels(brand_id)
{	
	if (brand_id)
	{
		ajx = new Ajax();
		ajx.url = PATH_HTTP+"model.php";
		ajx.params = "brand_id="+brand_id;
		ajx.doRequest();
		ajx.onSuccess = function(responseText,responseXML)
		{
			if (responseText == "empty_all")
			{
				$('msm').length = 1;
			}
			else rebuildMenu(responseText);
		}
	}
}